919751-89-6

ethanone, 1-(2-ethyl-4-hydroxy-1,1-dioxido-2H-1,2-benzothi 1-(2-ethyl-4-hydroxy-1,1-dioxido-2H-1,2-benzothiazin-3-yl)ethanone Ethanone, 1-(2-ethyl-4-hydroxy-1,1-dioxido-2H-1,2-benzothiazin-3-yl)- 1-(2-Ethyl-4-hydroxy-1,1-dioxido-2H-benzo[e][1,2]thiazin-3-yl)ethanone